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Individual Calculations August 2017 |
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| Robinson, John K Total change: -21.00 | |   |
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| 2nd North Wales Fide Open | Llandudno | WLS | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 2011 | 1.50 | 4 | -1.05 | 20 | -21.00 | |
|  Ridge, Michael | | | 1872 | SCO | 0.50 | 1 | -0.19 | 20 | -3.80 | |  Camp, Imogen A L | | wc | 1802 | WLS | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Cooke, Suzie G. | | wf | 1957 | WLS | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Schulte, Felix | | | 2002 | GER | 0.50 | 1 | -0.01 | 20 | -0.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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